25678928

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{145903}}^1$

素因数の和:145922

約数の個数: 20

約数和(自身を含む): 54276288

約数和(自身を除く): 28597360

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 145903, 291806, 583612, 1167224, 1604933, 2334448, 3209866, 6419732, 12839464, 25678928]

約数ペア:

[(1, 25678928), (2, 12839464), (4, 6419732), (8, 3209866), (11, 2334448), (16, 1604933), (22, 1167224), (44, 583612), (88, 291806), (176, 145903)]